Hi Listers To all those people who gave me kind offers of help. Thank you all very much but I have now ordered a copy of this book through the site Paul gave me. Apart from the rellies mentioned in it, it just sounds interesting to read. Thanks again and regards Irene R -- No virus found in this outgoing message. Checked by AVG Free Edition. Version: 7.5.432 / Virus Database: 268.17.3/642 - Release Date: 1/20/07 10:31 PM